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-rw-r--r--py/objrange.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/py/objrange.c b/py/objrange.c
index 3874adb11c..86aa0ccfe6 100644
--- a/py/objrange.c
+++ b/py/objrange.c
@@ -138,6 +138,24 @@ STATIC mp_obj_t range_unary_op(mp_unary_op_t op, mp_obj_t self_in) {
}
}
+#if MICROPY_PY_BUILTINS_RANGE_BINOP
+STATIC mp_obj_t range_binary_op(mp_binary_op_t op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
+ if (!MP_OBJ_IS_TYPE(rhs_in, &mp_type_range) || op != MP_BINARY_OP_EQUAL) {
+ return MP_OBJ_NULL; // op not supported
+ }
+ mp_obj_range_t *lhs = MP_OBJ_TO_PTR(lhs_in);
+ mp_obj_range_t *rhs = MP_OBJ_TO_PTR(rhs_in);
+ mp_int_t lhs_len = range_len(lhs);
+ mp_int_t rhs_len = range_len(rhs);
+ return mp_obj_new_bool(
+ lhs_len == rhs_len
+ && (lhs_len == 0
+ || (lhs->start == rhs->start
+ && (lhs_len == 1 || lhs->step == rhs->step)))
+ );
+}
+#endif
+
STATIC mp_obj_t range_subscr(mp_obj_t self_in, mp_obj_t index, mp_obj_t value) {
if (value == MP_OBJ_SENTINEL) {
// load
@@ -195,6 +213,9 @@ const mp_obj_type_t mp_type_range = {
.print = range_print,
.make_new = range_make_new,
.unary_op = range_unary_op,
+ #if MICROPY_PY_BUILTINS_RANGE_BINOP
+ .binary_op = range_binary_op,
+ #endif
.subscr = range_subscr,
.getiter = range_getiter,
#if MICROPY_PY_BUILTINS_RANGE_ATTRS